Sentences with phrase «include lack of a control group»

Limitations include the lack of a control group and the use of only one measure, especially one with the potential for self - report biasing.

Limitations include the lack of a control group, the self - report nature of the measures, and the fact that follow - up data were available for only about 10 % of the participants with pre-post data.

Limitations include the lack of a control group, possible parental bias, and lack of follow - up.

Limitations include the lack of a control group, the small sample size, and difficulties collecting the saliva samples for the cortisol tests.

Limitations include the lack of a control group at the 6 - month postintervention follow - up, small sample size, concerns about the generalizability to other populations due to the largely college educated, married, above average income sample and the use of self - referred families, who may be more willing to complete self - directed work than others.

Limitations include the lack of a control group at the 3 - month and 2 - year postintervention follow - ups and the small sample size for a study involving three groups.

Limitations include lack of control group, small sample size, and reliability on self - reported measures.

Limitations include lack of control group, high attrition rate, small sample size, and lack of follow - up.

Limitations include the lack of a control group at the post-intervention follow - up and concerns about generalizability of the results, due to the largely white, middle - class, and educated sample.

Limitations include the lack of control group or randomization, small sample size, and lack of follow - up.

Limitations include the lack of a control group and the small sample size.

Limitations include lack of control group during follow - up and generalizability due to education level of parents.

Limitations include the lack of a control group and that a substantial percentage of available families did not fully participate or provided incomplete data.

Limitations include the lack of a control group and possible parental bias.

Limitations include the lack of a control group.

Limitations include the lack of a control group and the small sample size due to the number of delivery options offered.

Limitations include lack of control group and generalizability to other population groups.

Limitations include lack of control group and small sample size.

Limitations include the lack of control group, small sample size, and length of follow - up.

Limitations include the lack of a control group and low rates of completion for the entire curriculum.

Limitations include lack of a control group and small sample size.

Limitations included the lack of a control group comparison at the 12 and 18 month follow - ups.

Not exact matches

Why this should be so is not entirely clear, but environmental stresses (including being exposed to «irrelevant sound», the lack of «visual privacy» and a reduced ability to control one's own personal space), as well as the risk of infection, the types of jobs done in open - plan offices and group dynamics might all play a part.

The load of IAPP aggregates in islets treated with old Tg - hIAPP islet homogenate was significantly greater than that of the control groups, including untreated human islets and those exposed to the same concentration of WT islet extracts lacking IAPP aggregates (Fig. 2 D).

Limitations include the study's small sample size and lack of a control group.

Limitations included the lack of a control or comparison group, small sample size, and lack of follow - up..

Limitations include the lack of a control or comparison group and the small sample size.

Limitations include the small sample size, lack of a control group, and lack of post-treatment follow - up.

Limitations include lack of nontreatment control group and possible therapist effects due to nonuse of treatment manuals.

Limitations include lack of control or comparison group, lack of randomization of participants, and small sample size.

Limitations include small sample size, lack of control group on specific number of sessions, and use of a no - intervention control group, and lack of follow - up.

Limitations included small sample size, lack of randomization, and lack of a no - treatment control or comparison group.

Limitations include small sample size, lack of randomization of participants, lack of control group, and lack of follow - up.

Limitations include follow - up on only a small sample of initial population, lack of control group, selection bias, and high attrition rate.

Limitations include small sample size, lack of untreated control group, and length of follow - up.

Limitations include small sample size, reliance on self - reported measures, generalizable to children in Head Start program, use of a nontreatment control group, and lack of follow - up.

Limitations include lack of randomization of participants, lack of control group, and lack of follow - up.

Limitations include lack of randomization, lack of control group, lack of follow - up, and lack of generalizability due to ethnic composition of the participants.

Limitations include lack of randomization, small sample size, reliance on self - reported measures, generalizable to children in Head Start program, use of a nontreatment control group, and lack of follow - up.

Limitations include lack of control or comparison group, lack of randomization of participants, and lack of follow - up.

Limitations include lack of randomization of participants, lack of control group, and small sample size.

Limitations of the study include the lack of a no treatment or treatment as usual control group.

Limitations include lack of randomization and lack of a control or comparison group.

Limitations include possible effect of other therapies not evaluated, lack of control group and length of follow - up.

Limitations include lack of randomization of participants, small control group, and lack of follow - up.

Limitations include small sample size, lack of randomization, and lack of control group.

Limitations include nonrandomization of participants, lack of a control group, small population, and lack of follow - up.

Limitations include small sample size, reliance on self - reported measures, use of a nontreatment control group, and lack of follow - up.

Limitations include lack of a comparison or control group.

Limitations include small sample size, reliance on self - reported measures, participants who were in the play therapy group received twice as much time with counselors over children in the active control group, and lack of follow - up.